... 3,4,5 ,3+1,3+2,4+1 Standard :IEC BS JB and so on Application conditions1. ... electrical cableVYCopper conductor,PVC insulated ,PE sheath electrical cable VLYAluminum conductor ,PVC insulated,PE sheathed electrical cableVV22Copper conductor ... as jacket material (like welding cable, waterproof submersible pump cable ,H07RN-F cable)*Overhead cable /aerial cable(copper /alnuminum as conductor) rated ...